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News


Energy Trendz Daily 8 - 10 October 2021

By Tom Murphy, October 11, 2021

Prices averaged $40 at Benmore, $43 at Haywards and $48 at Otahuhu on Sunday. 


Energy Trendz Daily 7 October 2021 (Interim)

By Tom Murphy, October 8, 2021

Prices yesterday averaged $50 at Benmore, $82 at Haywards, and $98 at Otahuhu. Wind generation averaged 195 MW.


Hydro Watch 7 October 2021, Issue 1,277

By Tom Murphy, October 7, 2021

Total storage decreased 172.5 GWh over the last week. South Island controlled storage decreased 2.1% to 2,019 GWh; South Island uncontrolled storage decreased 19.9% to 572 GWh; with Taupo storage increasing 3.4% to 412 GWh.


Energy Trendz Daily 6 October 2021 (Interim)

By Tom Murphy, October 7, 2021

Prices yesterday averaged $61 at Benmore, $85 at Haywards, and $101 at Otahuhu. Wind generation averaged 97 MW.


Energy Trendz Daily 5 October 2021 (Interim)

By Ruth McKinlay, October 6, 2021

Prices yesterday averaged $47 at Benmore, $83 at Haywards, and $99 at Otahuhu. Wind generation averaged a low 31 MW.


New Option Contract: Cap 300

By Greg Sise, October 5, 2021

A new hedge contract started trading in September 2020. It’s a cap product with strike price of $300/MWh. Over 320 of these contracts traded so far, but we still don’t know who is selling them.


Energy Trendz Daily 4 October 2021 (Interim)

By Ruth McKinlay, October 5, 2021

Prices yesterday averaged $76 at Benmore, $101 at Haywards, and $119 at Otahuhu. Wind generation averaged 94 MW.


Energy Trendz Weekly 3 October 2021, Issue 1,273

By Ruth McKinlay, October 4, 2021

Average prices increased by 85.1% at Benmore, increased by 85.9% at Islington, increased by 68.4% at Haywards and increased by 70.1% at Otahuhu over the last week.  Total Storage increased to 3,176 GWh. NI storage increased by 18% to 399 GWh while SI storage increased by 1% to 2,778 GWh.


Energy Trendz Daily 1 - 3 October 2021

By Ruth McKinlay, October 4, 2021

Prices averaged $50 at Benmore, $56 at Haywards and $66 at Otahuhu on Sunday. 


Energy Trendz Daily 30 September 2021 (Provisional)

By Ruth McKinlay, October 1, 2021

Prices yesterday averaged $90 at Benmore, $98 at Haywards, and $115 at Otahuhu. Wind generation averaged 349 MW.


Energy Trendz Daily 29 September 2021 (Interim)

By Ruth McKinlay, September 30, 2021

Spot prices at Otahuhu ranged from $88 to $235 yesterday. Wind generation averaged 403 MW. 


Hydro Watch 30 September 2021, Issue 1,276

By Ruth McKinlay, September 30, 2021

Total storage increased 78.6 GWh over the last week. South Island controlled storage increased 2.9 % to 2,063 GWh; South Island uncontrolled storage decreased 5.3 % to 715 GWh; with Taupo storage increasing 17.8 % to 399 GWh.


Energy Trendz Daily 28 September 2021 (Provisional)

By Ruth McKinlay, September 29, 2021

Spot prices at Otahuhu averaged $131 yesterday. Wind generation averaged 176 MW. 


Energy Trendz Daily 27 September 2021 (Provisional)

By Ruth McKinlay, September 28, 2021

Prices yesterday averaged $64 at Benmore, $68 at Haywards, and $79 at Otahuhu. Wind generation averaged 277 MW.


Electricity Contract Indexes September, Issue 150

By Claudia McHerron, September 28, 2021

The main index continued its fall this month, as did both the FPVV and CFD indexes. The traded volumes in the indexes were relatively low again this month, perhaps as a result of lockdowns, but this may be pure coincidence.

Electricity market


Energy Trendz Daily 24 - 26 September 2021

By Ruth McKinlay, September 27, 2021

Spot price averages at Otahuhu were $15 on Friday, $27 on Saturday, and $49 on Sunday. 


Energy Trendz Weekly 26 September 2021, Issue 1,272

By Ruth McKinlay, September 27, 2021

Average prices decreased by 56% at Benmore, decreased by 56.3% at Islington, decreased by 51.4% at Haywards and decreased by 51.3% at Otahuhu over the last week. Total Storage decreased to 3,098 GWh. NI storage increased by 12% to 339 GWh while SI storage decreased by 1% to 2,759 GWh.


Energy Trendz Daily 23 September 2021 (Interim)

By Ruth McKinlay, September 24, 2021

Spot prices at Otahuhu averaged $77 yesterday. Wind generation averaged 237 MW. 


Hydro Watch 23 September 2021, Issue 1,275

By Ruth McKinlay, September 23, 2021

Total storage decreased 3 GWh over the last week. South Island controlled storage increased 2.2% to 2,005 GWh; South Island uncontrolled storage decreased 9.8% to 754 GWh; with Taupo storage increasing 11.6% to 339 GWh.


Energy Trendz Daily 22 September 2021 (Interim)

By Ruth McKinlay, September 23, 2021

Prices yesterday averaged $60 at Benmore, $96 at Haywards, and $111 at Otahuhu. Wind generation averaged 236MW. 


Energy Trendz Daily 21 September 2021 (Interim)

By Tom Murphy, September 22, 2021

Prices yesterday averaged $42 at Benmore, $45 at Haywards, and $52 at Otahuhu. Wind generation averaged 422MW.


Energy Trendz Daily 20 September 2021 (Interim)

By Ruth McKinlay, September 21, 2021

Spot prices at Otahuhu ranged from $0.02 to $105 yesterday, ending the day with an average of $50.  Wind generation averaged 399 MW. 


Energy Trendz Daily 17 - 19 September 2021

By Ruth McKinlay, September 20, 2021

Spot price averages at Otahuhu were $109 on Friday, $96 on Saturday, and $93 on Sunday. 


Energy Trendz Weekly 19 September 2021, Issue 1,271

By Ruth McKinlay, September 20, 2021

Average prices increased by 10.8% at Benmore, increased by 11.2% at Islington, increased by 5% at Haywards and increased by 3.8% at Otahuhu over the last week.  Total Storage increased to 3,101 GWh. NI storage increased by 8% to 303 GWh while SI storage increased by 15% to 2,797 GWh.


Energy Trendz Daily 16 September 2021 (Interim)

By Tom Murphy, September 17, 2021

Prices yesterday averaged $84 at Benmore, $90 at Haywards, and $106 at Otahuhu. Wind generation averaged 451MW.


Price Formation with 100% Renewable Electricity

By Greg Sise, September 17, 2021

This week Greg Sise provides a summary of his presentation on the problem of price formation with 100% renewable electricity, which he presented at the the Electricity Authority’s Market Development Advisory Group (MDAG) recently.

Electricity market


Hydro Watch 16 September 2021, Issue 1,274

By Tom Murphy, September 16, 2021

Total storage increased 386.1 GWh over the last week. South Island controlled storage increased 6.4% to 1,961 GWh; South Island uncontrolled storage increased 41.7% to 836 GWh; with Taupo storage increasing 8% to 303 GWh.


Energy Trendz Daily 15 September 2021 (Interim)

By Tom Murphy, September 16, 2021

Prices yesterday averaged $143 at Benmore, $154 at Haywards, and $175 at Otahuhu. Wind generation averaged 193MW.


Energy Trendz Daily 14 September 2021 (Interim)

By Tom Murphy, September 15, 2021

Prices yesterday averaged $97 at Benmore, $103 at Haywards, and $119 at Otahuhu. Wind generation averaged 301 MW. 


Energy Trendz Daily 13 September 2021 (Interim)

By Ruth McKinlay, September 14, 2021

Prices yesterday averaged $69 at Benmore, $74 at Haywards, and $86 at Otahuhu. Wind generation averaged 448 MW.   


Energy Trendz Daily 10 - 12 September 2021

By Ruth McKinlay, September 13, 2021

Prices averaged $68 at Benmore, $72 at Haywards and $83 at Otahuhu on Sunday. 


Energy Trendz Weekly 12 September 2021, Issue 1,270

By Ruth McKinlay, September 13, 2021

Average prices increased by 0.8% at Benmore, increased by 0.7% at Islington, increased by 6.1% at Haywards and increased by 8.7% at Otahuhu over the last week. Total Storage decreased to 2,715 GWh. NI storage increased by 2% to 281 GWh while SI storage decreased by 3% to 2,434 GWh.


Energy Trendz Daily 9 September 2021 (Interim)

By Ruth McKinlay, September 10, 2021

Daily average prices were $83, $88 and $1104at Benmore, Haywards, and Otahuhu respectively. Wind generation averaged 488 MW. 


Energy Trendz Daily 8 September 2021 (Interim)

By Ruth McKinlay, September 9, 2021

Spot prices at Otahuhu ranged from $0.01 to $572 yesterday. Wind generation averaged 379 MW. 


Hydro Watch 09 September 2021, Issue 1,273

By Ruth McKinlay, September 9, 2021

Total storage decreased 60 GWh over the last week. South Island controlled storage decreased 2.7% to 1,844 GWh; South Island uncontrolled storage decreased 2.3% to 590 GWh; with Taupo storage increasing 2.2% to 281 GWh.


Energy Trendz Daily 7 September 2021 (Provisional)

By Ruth McKinlay, September 8, 2021

Prices yesterday averaged $76 at Benmore, $81 at Haywards, and $96 at Otahuhu. Wind generation averaged 458 MW.   


Energy Trendz Daily 6 September 2021 (Interim)

By Ruth McKinlay, September 7, 2021

Daily average prices were $92, $97 and $110 at Benmore, Haywards, and Otahuhu respectively. Wind generation averaged 384 MW. 


Energy Link’s 25th Anniversary

By Greg Sise, September 7, 2021

Thursday of last week, 2nd September, marked the 25th anniversary of Energy Link Ltd. This post is a reflection on company and personal history, against a backdrop of an industry in transition. Over the last 25 years, it’s fair to say that some things have changed, but then some things have not.


Energy Trendz Weekly 5 September 2021, Issue 1,269

By Ruth McKinlay, September 6, 2021

Average prices increased by 134.1% at Benmore, increased by 136.5% at Islington, increased by 57.3% at Haywards and increased by 58.4% at Otahuhu over the last week.  Total Storage increased to 2,775 GWh. NI storage increased by 12% to 275 GWh while SI storage decreased by 1% to 2,500 GWh.


Energy Trendz Daily 3 - 5 September 2021

By Ruth McKinlay, September 6, 2021

Spot price averages at Haywards were $103 on Friday, $93 on Saturday and $74 on Sunday. 

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